If any article, section, subsection, provision, regulation, limitation, restriction, sentence, clause, phrase, or word in this Zoning chapter is declared for any reason to be illegal, unconstitutional, or invalid by any court of competent jurisdiction, such decision shall not affect or impair the validity of this Zoning chapter as a whole, or any other article, section, subsection, provision, regulation, limitation, restriction, sentence, clause, phrase, work, or remaining portion of this Zoning chapter. The Board of Commissioners hereby declares that it would have adopted this Zoning chapter and each article, section, subsection, provision, regulations, limitation, restriction, sentence, clause, phrase, and worked thereof, irrespective of the fact that any one or more of the articles, sections, subsections, provisions, regulations, limitations, restrictions, sentences, clauses, phrases, or words may be declared illegal, unconstitutional, or invalid.